<html lang="cn">
<head>
    <meta charset="utf-8">
    <meta name="description" content="">
    <meta name="author" content="陶士涵">
    <title>聊天界面</title>
    <link rel="stylesheet" href="/static/css/common.css">
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/element-ui@2.13.1/lib/theme-chalk/index.css">
    <script src="/static/js/functions.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/element-ui@2.13.1/lib/index.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/jquery/dist/jquery.min.js"></script>
    <script src="https://cdn.bootcss.com/reconnecting-websocket/1.0.0/reconnecting-websocket.min.js"></script>
    <style>
        html, body {height: 100%;padding: 0;margin: 0;background-color: #f5f5f5;}
        .el-row{width:100%}#app{margin-top: 10px;}
        .chatBg{min-height: 100%;background: #fff;border: solid 1px #e6e6e6;overflow: hidden;}
        .chatLeft{    margin-left: 4px;}
        .chatLeft .el-tabs__header{margin: 0;}
        .chatLeft .el-tabs__nav{margin-left: 20px;}
        .sw-bg{background: #fff;border: solid 1px #e6e6e6;boder-top:none;padding:5px 10px;}
        .chatContext .el-row{margin-bottom: 5px;}
        .chatUser{
            line-height: 24px;
            font-size: 12px;
            white-space: nowrap;
            color: #999;
        }
        .chatContent{
            text-align: left;
            background-color: rgb(166,212,242);
            color: #000;
            border: 1px solid rgb(152, 199, 230);
            padding: 8px 15px;
            min-height: 26px;
            word-break: break-all;
            position: relative;
            border-radius: 5px;
            display: inline-block;
        }
        .chatContent:after {
            content: '';
            position: absolute;
            left: -10px;
            top: 13px;
            width: 0;
            height: 0;
            border-style: dashed;
            border-color: transparent;
            overflow: hidden;
            border-width: 10px;
            border-top-style: solid;
            border-top-color: rgb(166,212,242);
        }
        .chatBoxMe .chatContent{float: right;background-color: rgb(152,225,101);border: 1px solid rgb(145, 215, 96);}
        .chatBoxMe .chatContent:after{border-top-color: rgb(152,225,101);}
        .chatBoxMe .el-col-3{float: right;text-align: right;}
        .chatBoxMe .chatUser{text-align: right}
        .chatBoxMe .chatContent:after{left:auto;right: -10px;}
        .chatArea{margin: 10px 0;}
        .chatBox{max-height: 350px;overflow-y: auto;overflow-x: hidden;}
        .onlineUsers{padding: 5px;height: 40px;line-height: 40px;font-size: 14px;border-bottom: solid 1px #e6e6e6;}
        .onlineUsers:hover,.onlineUsers.cur{background-color: #f0f9eb;color: #67C23A;}
        .imgGray {-webkit-filter: grayscale(100%);-ms-filter: grayscale(100%);filter: grayscale(100%);filter: gray;color:#888;}
        .chatTime{text-align: center;color: #bbb;margin: 5px 0;font-size: 12px;}
    </style>
</head>
<body>
<div id="app">
    <template>
            <el-row :gutter="2">
                <el-col :span="6">
                    <div class="chatBg chatLeft">
                        <el-tabs v-model="leftTabActive" @tab-click="handleTabClick">
                            <el-tab-pane label="在线用户" name="first">
                                <el-row  v-for="item in users" :key="item.uid" class="">
                                    <div style="cursor:pointer" class="onlineUsers" v-bind:class="{'cur': item.uid==currentGuest }" v-on:click="talkTo(item.uid,item.username)">
                                        <el-col :span="4">
                                            <el-avatar :size="40" :src="item.avator"></el-avatar>
                                        </el-col>
                                        <el-col :span="16">
                                            <{item.username}>
                                        </el-col>
                                    </div>
                                </el-row>
                            </el-tab-pane>
                            <el-tab-pane label="所有访客" name="second">
                                <el-row  v-for="item in visitors" :key="item.uid" class="">
                                    <div style="cursor:pointer" class="onlineUsers" v-bind:class="{'cur': item.visitor_id==currentGuest }" v-on:click="talkTo(item.visitor_id,item.name)">
                                        <el-col :span="4">
                                            <el-avatar v-bind:class="{'imgGray': item.status==0 }" :size="40" :src="item.avator"></el-avatar>
                                        </el-col>
                                        <el-col :span="16" v-bind:class="{'imgGray': item.status==0 }">
                                            <{item.name}>
                                        </el-col>
                                    </div>
                                </el-row>
                                <el-pagination
                                        background
                                        @current-change="visitorPage"
                                        :current-page="visitorCurrentPage"
                                        layout="prev,pager, next"
                                        :page-size="visitorPageSize"
                                        :total="visitorCount">
                                </el-pagination>
                            </el-tab-pane>
                        </el-tabs>
                    </div>
                </el-col>
                <el-col :span="12">
                    <div class="sw-bg chatContext">
                        <el-alert
                                :title="chatTitle"
                                type="success">
                        </el-alert>
                        <div class="chatBox">
                            <el-row :gutter="2" v-for="v in msgList" v-bind:class="{'chatBoxMe': v.is_kefu==true}">
                                <div class="chatTime"><{v.time}></div>
                                <el-col :span="3"><el-avatar :size="60" :src="v.avator"></el-avatar></el-col>
                                <el-col :span="21">
                                    <div class="chatUser"><{v.name}></div>
                                    <div class="chatContent"><{v.content}></div>
                                </el-col>
                            </el-row>
                        </div>
                        <el-input type="textarea" class="chatArea" v-model="messageContent"  v-on:keyup.enter.native="chatToUser"></el-input>
                        <el-button class="floatRight" type="primary" v-on:click="chatToUser">发送</el-button>
                        <div class="clear"></div>
                    </div>
                </el-col>
                <el-col :span="6">
                    <div   class="chatBg">
                        <el-menu>
                            <el-menu-item>
                                <i class="el-icon-user"></i>
                                <span slot="title">访客信息</span>
                            </el-menu-item>
                            <el-menu-item>
                                <i class="el-icon-s-tools"></i>
                                <span slot="title">来源：<{visitor.refer}></span>
                            </el-menu-item>
                            <el-menu-item>
                                <i class="el-icon-s-tools"></i>
                                <span slot="title">ClientIP：<{visitor.source_ip}></span>
                            </el-menu-item>
                            <el-menu-item>
                                <i class="el-icon-s-tools"></i>
                                <span slot="title">IP：<{visitor.client_ip}></span>
                            </el-menu-item>
                            <el-menu-item>
                                <i class="el-icon-s-tools"></i>
                                <span slot="title">城市：<{visitor.city}></span>
                            </el-menu-item>
                            <el-menu-item>
                                <i class="el-icon-s-tools"></i>
                                <span slot="title">状态：<{visitor.status}></span>
                            </el-menu-item>
                        </el-menu>
                    </div>
                </el-col>
            </el-row>
    </template>
</div>
</body>
<script>


    var app=new Vue({
        el: '#app',
        delimiters:["<{","}>"],
        data: {
            fullscreenLoading:true,
            leftTabActive:"first",
            users:[],
            usersMap:[],
            server:getWsBaseUrl()+"/chat_server",
            socket:null,
            messageContent:"",
            currentGuest:"",
            msgList:[],
            chatTitle:"暂时未处理咨询",
            kfConfig:{
                id : "kf_1",
                name : "客服丽丽",
                avator : "",
                to_id : "",
            },
            visitor:{
                refer:"",
                client_ip:"",
                city:"",
                status:"",
                source_ip:"",
            },
            visitors:[],
            visitorCount:0,
            visitorCurrentPage:1,
            visitorPageSize:10,
        },
        methods: {
            //跳转
            openUrl(url) {
                window.location.href = url;
            },
            sendKefuOnline(){
                let mes = {}
                mes.type = "kfOnline";
                mes.data = this.kfConfig;
                this.socket.send(JSON.stringify(mes));
            },
            //心跳
            ping(){
                let _this=this;
                let mes = {}
                mes.type = "ping";
                mes.data = "";
                setInterval(function () {
                    if(_this.socket!=null){
                        _this.socket.send(JSON.stringify(mes));
                    }
                },5000)
            },
            //初始化websocket
            initConn() {
                let socket = new ReconnectingWebSocket(this.server);//创建Socket实例
                this.socket = socket
                this.socket.onmessage = this.OnMessage;
                this.socket.onopen = this.OnOpen;
            },
            OnOpen() {
                this.sendKefuOnline();
            },
            OnMessage(e) {
                const redata = JSON.parse(e.data);
                switch (redata.type){
                    case "allUsers":
                        this.handleOnlineUsers(redata.data);
                        //this.sendKefuOnline();
                        break;
                    case "userOnline":
                        this.addOnlineUser(redata.data);
                        //发送通知
                        let _this=this;
                        notify(redata.data.username, {
                            body: "来了",
                            icon: redata.data.avator
                        }, function(notification) {
                            //可直接打开通知notification相关联的tab窗口
                            window.focus();
                            $('#tab-first').trigger('click');
                            notification.close();
                            _this.talkTo(redata.data.uid,redata.data.username);
                        });

                        break;
                    case "userOffline":
                        this.removeOfflineUser(redata.data);
                        //this.sendKefuOnline();
                        break;
                    case "notice":
                        // if(!this.usersMap[redata.data.uid]){
                        //     this.$notify({
                        //         title: "通知",
                        //         message: "新客户访问",
                        //         type: 'success',
                        //         duration: 0,
                        //     });
                        // }
                        this.sendKefuOnline();
                        break;
                }
                // if (redata.type == "notice") {
                //     this.$notify({
                //         title: "通知",
                //         message: "新客户访问",
                //         type: 'success',
                //         duration: 0,
                //     });
                    //发送给客户我在线
                    // let mes = {}
                    // mes.type = "kfConnect";
                    // kfConfig.guest_id=redata.data[0].uid;
                    // mes.data = kfConfig;
                    // this.socket.send(JSON.stringify(mes));
                //}

                if (redata.type == "message") {
                    let msg = redata.data
                    let content = {}
                    let _this=this;
                    content.avator = msg.avator;
                    content.name = msg.name;
                    content.content = msg.content;
                    content.is_kefu = false;
                    content.time = msg.time;
                    if (msg.id == this.currentGuest) {
                        this.msgList.push(content);
                    }
                    //发送通知
                    notify(msg.name, {
                        body: msg.content,
                        icon: msg.avator
                    }, function(notification) {
                        //可直接打开通知notification相关联的tab窗口
                        window.focus();
                        notification.close();
                        _this.talkTo(msg.id,msg.name);
                    });

                    this.scrollBottom();
                }
            },
            //接手客户
            talkTo(guestId,name) {
                this.currentGuest = guestId;
                this.chatTitle=name+"|"+guestId+",正在处理中...";

                //发送给客户
                let mes = {}
                mes.type = "kfConnect";
                this.kfConfig.to_id=guestId;
                mes.data = this.kfConfig;
                this.socket.send(JSON.stringify(mes));

                //获取当前访客信息
                this.getVistorInfo(guestId);
                //获取当前客户消息
                this.getMesssagesByVisitorId(guestId);
            },
            //发送给客户
            chatToUser() {
                if(this.messageContent==""||this.currentGuest==""){
                    return;
                }
                let _this=this;
                let mes = {};
                mes.type = "kefu";
                mes.content = this.messageContent;
                mes.from_id = this.kfConfig.id;
                mes.to_id = this.currentGuest;
                mes.content = this.messageContent;
                $.post("/message",mes,function(){
                    _this.messageContent = "";
                });

                let content = {}
                content.avator = this.kfConfig.avator;
                content.name = this.kfConfig.name;
                content.content = this.messageContent;
                content.is_kefu = true;
                content.time = '';
                this.msgList.push(content);
                this.scrollBottom();
            },
            //处理当前在线用户列表
            addOnlineUser:function (retData) {
                let vid=retData.uid;
                this.users.push(retData);
                for(let i=0;i<this.visitors.length;i++){
                    if(this.visitors[i].visitor_id==vid){
                        this.visitors[i].status=1;
                        break;
                    }
                }
            },
            //处理当前在线用户列表
            removeOfflineUser:function (retData) {
                for(let i=0;i<this.users.length;i++){
                    if(this.users[i].uid==retData.uid){
                        this.users.splice(i,1);
                    }
                }
                let vid=retData.uid;
                for(let i=0;i<this.visitors.length;i++){
                    if(this.visitors[i].visitor_id==vid){
                        this.visitors[i].status=0;
                        break;
                    }
                }
            },
            //处理当前在线用户列表
            handleOnlineUsers:function (retData) {
                this.users = retData;
                if (this.currentGuest == "") {
                    this.chatTitle = "连接成功,等待处理中...";
                }
                this.usersMap=[];
                for(let i=0;i<retData.length;i++){
                    this.usersMap[retData[i].uid]=retData[i].username;
                }
                for(let i=0;i<this.visitors.length;i++){
                    let vid=this.visitors[i].visitor_id;
                    if(typeof this.usersMap[vid]=="undefined"){
                        this.visitors[i].status=0;
                    }else{
                        this.visitors[i].status=1;
                    }
                }

            },
            //获取客服信息
            getKefuInfo(){
                let _this=this;
                $.ajax({
                    type:"get",
                    url:"/kefuinfo",
                    headers:{
                        "token":localStorage.getItem("token")
                    },
                    success: function(data) {
                        if(data.code==200 && data.result!=null){
                            _this.kfConfig.id=data.result.id;
                            _this.kfConfig.name=data.result.name;
                            _this.kfConfig.avator=data.result.avator;
                            _this.initConn();
                        }
                        if(data.code!=200){
                            _this.$message({
                                message: data.msg,
                                type: 'error'
                            });
                        }
                    }
                });
            },
            //获取信息列表
            getMesssagesByVisitorId(visitorId){
                let _this=this;
                $.ajax({
                    type:"get",
                    url:"/messages?visitorId="+visitorId,
                    headers:{
                        "token":localStorage.getItem("token")
                    },
                    success: function(data) {
                        if(data.code==200 && data.result!=null){
                            let msgList=data.result;
                            _this.msgList=[];
                            for(let i=0;i<msgList.length;i++){
                                let visitorMes=msgList[i];
                                let content = {}
                                if(visitorMes["mes_type"]=="kefu"){
                                    content.is_kefu = true;
                                    content.avator = visitorMes["kefu_avator"];
                                    content.name = visitorMes["kefu_name"];
                                }else{
                                    content.is_kefu = false;
                                    content.avator = visitorMes["visitor_avator"];
                                    content.name = visitorMes["visitor_name"];
                                }
                                content.content = visitorMes["content"];
                                content.time = visitorMes["time"];
                                _this.msgList.push(content);
                                _this.scrollBottom();
                            }
                        }
                        if(data.code!=200){
                            _this.$message({
                                message: data.msg,
                                type: 'error'
                            });
                        }
                    }
                });
            },
            //获取客服信息
            getVistorInfo(vid){
                let _this=this;
                $.ajax({
                    type:"get",
                    url:"/visitor",
                    data:{visitorId:vid},
                    headers:{
                        "token":localStorage.getItem("token")
                    },
                    success: function(data) {
                        if(data.result!=null){
                            let r=data.result;
                            _this.visitor.refer=r.refer;
                            _this.visitor.city=r.city;
                            _this.visitor.client_ip=r.client_ip;
                            _this.visitor.source_ip=r.source_ip;
                            _this.visitor.status=r.status==1?"在线":"离线";
                        }
                        if(data.code!=200){
                            _this.$message({
                                message: data.msg,
                                type: 'error'
                            });
                        }
                    }
                });
            },
            //处理tab切换
            handleTabClick(tab, event){
                let _this=this;
                if(tab.name=="second"){
                    this.getVisitorPage(1);
                }
            },
            //所有访客分页展示
            visitorPage(page){
                this.getVisitorPage(page);
            },
            //获取访客分页
            getVisitorPage(page){
                let _this=this;
                $.ajax({
                    type:"get",
                    url:"/visitors",
                    data:{page:page},
                    headers:{
                        "token":localStorage.getItem("token")
                    },
                    success: function(data) {
                        if(data.result.list!=null){
                            _this.visitors=data.result.list;
                            _this.visitorCount=data.result.count;
                            _this.visitorPageSize=data.result.pagesize;
                        }
                        if(data.code!=200){
                            _this.$message({
                                message: data.msg,
                                type: 'error'
                            });
                        }
                    }
                });
            },
            //滚到底部
            scrollBottom(){
                this.$nextTick(() => {
                    $('.chatBox').scrollTop($(".chatBox")[0].scrollHeight);
                });
            },
       },
        created: function () {
            this.getKefuInfo();
            //心跳
            this.ping();
        }
    })

</script>
</html>